release 0.30.6 #856

Job	Run time
rustfmt	5s
Features stable ubuntu-latest	4m 23s
Clippy stable	59s
Features stable macos-latest	18m 16s
Clippy beta	1m 7s
Test stable ubuntu-latest	1m 31s
Features stable windows-latest	9m 34s
Clippy nightly	1m 7s
Test stable macos-latest	3m 49s
Features beta ubuntu-latest	4m 22s
Test stable windows-latest	3m 58s
Features beta macos-latest	8m 16s
Test beta ubuntu-latest	1m 35s
Features beta windows-latest	8m 20s
Test beta macos-latest	4m 17s
Test beta windows-latest	4m 3s
Test nightly ubuntu-latest	1m 36s
Test nightly macos-latest	2m 53s
Test nightly windows-latest	3m 43s
Release x86_64-unknown-linux-gnu	1m 22s
Release aarch64-unknown-linux-gnu	1m 17s
Release armv7-unknown-linux-gnueabihf	1m 23s
Release arm-unknown-linux-gnueabihf	1m 23s
Release riscv64gc-unknown-linux-gnu	1m 16s
Release x86_64-apple-darwin	1m 54s
Release aarch64-apple-darwin	1m 47s
Release x86_64-pc-windows-msvc	2m 54s
Release aarch64-pc-windows-msvc	3m 4s
	1h 40m 14s

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